(7x+2)(7x+4)=

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Solution for (7x+2)(7x+4)= equation: 


Simplifying
(7x + 2)(7x + 4) = 0

Reorder the terms:
(2 + 7x)(7x + 4) = 0

Reorder the terms:
(2 + 7x)(4 + 7x) = 0

Multiply (2 + 7x) * (4 + 7x)
(2(4 + 7x) + 7x * (4 + 7x)) = 0
((4 * 2 + 7x * 2) + 7x * (4 + 7x)) = 0
((8 + 14x) + 7x * (4 + 7x)) = 0
(8 + 14x + (4 * 7x + 7x * 7x)) = 0
(8 + 14x + (28x + 49x2)) = 0

Combine like terms: 14x + 28x = 42x
(8 + 42x + 49x2) = 0

Solving
8 + 42x + 49x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(4 + 7x)(2 + 7x) = 0


Subproblem 1
Set the factor '(4 + 7x)' equal to zero and attempt to solve:

Simplifying
4 + 7x = 0

Solving
4 + 7x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-4' to each side of the equation.
4 + -4 + 7x = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 7x = 0 + -4
7x = 0 + -4

Combine like terms: 0 + -4 = -4
7x = -4

Divide each side by '7'.
x = -0.5714285714

Simplifying
x = -0.5714285714

Subproblem 2
Set the factor '(2 + 7x)' equal to zero and attempt to solve:

Simplifying
2 + 7x = 0

Solving
2 + 7x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-2' to each side of the equation.
2 + -2 + 7x = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 7x = 0 + -2
7x = 0 + -2

Combine like terms: 0 + -2 = -2
7x = -2

Divide each side by '7'.
x = -0.2857142857

Simplifying
x = -0.2857142857
Solution
x = {-0.5714285714, -0.2857142857}

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